Sodium Hexachloroplatinate(IV)
Title: Sodium Hexachloroplatinate(IV)
CAS Registry Number: 16923-58-3
CAS Name: Disodium hexachloroplatinate(2-)
Additional Names: sodium platinichloride; sodium chloroplatinate
Molecular Formula: Cl6Na2Pt
Molecular Weight: 453.78
Percent Composition: Cl 46.88%, Na 10.13%, Pt 42.99%
Line Formula: Na2[PtCl6]
Literature References: Prepn: Grube in Handbook of Preparative Inorganic Chemistry vol. 2, G. Brauer, Ed. (Academic Press, New York, 2nd ed., 1965) pp 1571-1572; Cox, Peters, Inorg. Synth. 13, 173 (1971).
Properties: Yellow, hygroscopic crystals. Easily forms hexahydrate at 25° and relative humidity >50% (reconverted to anhydr salt by heat at 110° for one hour). uv max (1 formal HCl): 262 nm (e 24500). Sol in water, alcohol.
Absorption maximum: uv max (1 formal HCl): 262 nm (e 24500)
Use: Catalyst.

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